| 1 | !> @file mod_particle_attributes.f90 |
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| 2 | !------------------------------------------------------------------------------! |
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| 3 | ! This file is part of PALM. |
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| 4 | ! |
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| 5 | ! PALM is free software: you can redistribute it and/or modify it under the |
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| 6 | ! terms of the GNU General Public License as published by the Free Software |
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| 7 | ! Foundation, either version 3 of the License, or (at your option) any later |
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| 8 | ! version. |
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| 9 | ! |
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| 10 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
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| 11 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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| 12 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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| 13 | ! |
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| 14 | ! You should have received a copy of the GNU General Public License along with |
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| 15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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| 16 | ! |
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| 17 | ! Copyright 1997-2017 Leibniz Universitaet Hannover |
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| 18 | !------------------------------------------------------------------------------! |
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| 19 | ! |
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| 20 | ! Current revisions: |
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| 21 | ! ------------------ |
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| 22 | ! |
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| 23 | ! |
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| 24 | ! Former revisions: |
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| 25 | ! ----------------- |
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| 26 | ! $Id: mod_particle_attributes.f90 2263 2017-06-08 14:59:01Z schwenkel $ |
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| 27 | ! Implemented splitting and merging algorithm |
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| 28 | ! |
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| 29 | ! 2183 2017-03-17 14:29:15Z schwenkel |
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| 30 | ! |
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| 31 | ! 2182 2017-03-17 14:27:40Z schwenkel |
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| 32 | ! Added parameters for simplified particle initialization. |
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| 33 | ! |
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| 34 | ! 2122 2017-01-18 12:22:54Z hoffmann |
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| 35 | ! Calculation of particle ID |
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| 36 | ! Particle attribute dvrp_psize renamed to user: this attribute can be used by |
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| 37 | ! by the user to store any variable |
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| 38 | ! |
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| 39 | ! 2000 2016-08-20 18:09:15Z knoop |
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| 40 | ! Forced header and separation lines into 80 columns |
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| 41 | ! |
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| 42 | ! 1936 2016-06-13 13:37:44Z suehring |
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| 43 | ! +deallocate_memory, step_dealloc |
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| 44 | ! |
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| 45 | ! 1929 2016-06-09 16:25:25Z suehring |
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| 46 | ! -sgs_wfu_par, sgs_wfv_par, sgs_wfw_par |
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| 47 | ! + sgs_wf_par |
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| 48 | ! |
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| 49 | ! 1871 2016-04-15 11:46:09Z hoffmann |
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| 50 | ! Initialization of aerosols added. |
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| 51 | ! |
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| 52 | ! 1849 2016-04-08 11:33:18Z hoffmann |
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| 53 | ! bfactor, mass_of_solute, molecular_weight_of_solute, molecular_weight_of_water, |
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| 54 | ! vanthoff added from modules |
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| 55 | ! |
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| 56 | ! 1831 2016-04-07 13:15:51Z hoffmann |
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| 57 | ! palm_kernel removed, curvature_solution_effects added |
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| 58 | ! |
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| 59 | ! 1822 2016-04-07 07:49:42Z hoffmann |
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| 60 | ! +collision_algorithm, all_or_nothing, average_impact |
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| 61 | ! Tails removed. |
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| 62 | ! |
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| 63 | ! 1727 2015-11-20 07:22:02Z knoop |
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| 64 | ! Bugfix: Cause of syntax warning gfortran preprocessor removed |
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| 65 | ! |
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| 66 | ! 1682 2015-10-07 23:56:08Z knoop |
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| 67 | ! Code annotations made doxygen readable |
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| 68 | ! |
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| 69 | ! 1575 2015-03-27 09:56:27Z raasch |
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| 70 | ! +seed_follows_topography |
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| 71 | ! |
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| 72 | ! 1359 2014-04-11 17:15:14Z hoffmann |
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| 73 | ! new module containing all particle related variables |
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| 74 | ! -dt_sort_particles |
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| 75 | ! |
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| 76 | ! Description: |
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| 77 | ! ------------ |
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| 78 | !> Definition of variables used to compute particle transport |
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| 79 | !------------------------------------------------------------------------------! |
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| 80 | MODULE particle_attributes |
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| 81 | |
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| 82 | |
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| 83 | USE kinds |
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| 84 | |
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| 85 | CHARACTER(LEN=15) :: bc_par_lr = 'cyclic' !< left/right boundary condition |
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| 86 | CHARACTER(LEN=15) :: bc_par_ns = 'cyclic' !< north/south boundary condition |
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| 87 | CHARACTER(LEN=15) :: bc_par_b = 'reflect' !< bottom boundary condition |
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| 88 | CHARACTER(LEN=15) :: bc_par_t = 'absorb' !< top boundary condition |
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| 89 | CHARACTER(LEN=15) :: collision_algorithm = 'all_or_nothing' !< collision algorithm |
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| 90 | CHARACTER(LEN=15) :: collision_kernel = 'none' !< collision kernel |
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| 91 | CHARACTER(LEN=5) :: splitting_function = 'gamma' !< function for calculation critical weighting factor |
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| 92 | CHARACTER(LEN=5) :: splitting_mode = 'const' !< splitting mode |
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| 93 | |
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| 94 | |
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| 95 | INTEGER(iwp) :: deleted_particles = 0 !< number of deleted particles per time step |
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| 96 | INTEGER(iwp) :: dissipation_classes = 10 !< number of dissipation classes |
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| 97 | INTEGER(iwp) :: ibc_par_b !< particle bottom boundary condition dummy |
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| 98 | INTEGER(iwp) :: ibc_par_lr !< particle left/right boundary condition dummy |
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| 99 | INTEGER(iwp) :: ibc_par_ns !< particle north/south boundary condition dummy |
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| 100 | INTEGER(iwp) :: ibc_par_t !< particle top boundary condition dummy |
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| 101 | INTEGER(iwp) :: iran_part = -1234567 !< number for random generator |
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| 102 | INTEGER(iwp) :: isf !< dummy for splitting function |
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| 103 | INTEGER(iwp) :: i_splitting_mode !< dummy for splitting mode |
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| 104 | INTEGER(iwp) :: maximum_number_of_particles = 0 !< maximum number of particles on a PE (can be removed?) |
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| 105 | INTEGER(iwp) :: max_number_particles_per_gridbox = 30 !< maximum number of particles per gridbox (used in splitting algorithm) |
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| 106 | INTEGER(iwp) :: merge_drp = 0 !< number of merged droplets |
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| 107 | INTEGER(iwp) :: min_nr_particle = 50 !< minimum number of particles for which memory is allocated at every grid cell |
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| 108 | INTEGER(iwp) :: mpi_particle_type !< parameter for particle PE particle exchange |
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| 109 | INTEGER(iwp) :: new_particles = 0 !< number of new particles |
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| 110 | INTEGER(iwp) :: n_max = 100 !< number of radii bin for splitting functions |
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| 111 | INTEGER(iwp) :: number_of_particles = 0 !< number of particles for each grid box (3d array is saved on prt_count) |
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| 112 | INTEGER(iwp) :: number_of_particle_groups = 1 !< number of particle groups to be used |
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| 113 | INTEGER(iwp) :: number_of_sublayers = 20 !< number of sublayers for particle velocities betwenn surface and first grid level |
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| 114 | INTEGER(iwp) :: number_particles_per_gridbox = -1 !< number of particles which are created in every grid box |
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| 115 | INTEGER(iwp) :: offset_ocean_nzt = 0 !< in case of oceans runs, the vertical index calculations need an offset |
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| 116 | INTEGER(iwp) :: offset_ocean_nzt_m1 = 0 !< in case of oceans runs, the vertical index calculations need an offset |
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| 117 | INTEGER(iwp) :: particles_per_point = 1 !< number of particles to be started per point |
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| 118 | INTEGER(iwp) :: particle_file_count = 0 !< can be removed ? |
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| 119 | INTEGER(iwp) :: radius_classes = 20 !< number of radius classes to be used in the collision efficiency table |
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| 120 | INTEGER(iwp) :: sort_count = 0 !< counter for sorting particles |
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| 121 | INTEGER(iwp) :: splitting_factor = 2 !< splitting factor |
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| 122 | INTEGER(iwp) :: splitting_factor_max = 5 !< maximum splittig factor |
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| 123 | INTEGER(iwp) :: step_dealloc = 100 !< number of timesteps after which particle memory is deallocated |
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| 124 | INTEGER(iwp) :: sum_merge_drp = 0 !< sum of merged super droplets |
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| 125 | INTEGER(iwp) :: sum_new_particles = 0 !< sum of created particles (in splitting algorithm) |
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| 126 | INTEGER(iwp) :: total_number_of_particles !< total number of particles in the whole model domain |
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| 127 | INTEGER(iwp) :: trlp_count_sum !< parameter for particle exchange of PEs |
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| 128 | INTEGER(iwp) :: trlp_count_recv_sum !< parameter for particle exchange of PEs |
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| 129 | INTEGER(iwp) :: trrp_count_sum !< parameter for particle exchange of PEs |
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| 130 | INTEGER(iwp) :: trrp_count_recv_sum !< parameter for particle exchange of PEs |
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| 131 | INTEGER(iwp) :: trsp_count_sum !< parameter for particle exchange of PEs |
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| 132 | INTEGER(iwp) :: trsp_count_recv_sum !< parameter for particle exchange of PEs |
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| 133 | INTEGER(iwp) :: trnp_count_sum !< parameter for particle exchange of PEs |
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| 134 | INTEGER(iwp) :: trnp_count_recv_sum !< parameter for particle exchange of PEs |
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| 135 | |
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| 136 | INTEGER(iwp), PARAMETER :: max_number_of_particle_groups = 10 !< maximum allowed number of particle groups |
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| 137 | |
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| 138 | INTEGER(iwp), DIMENSION(:,:,:), ALLOCATABLE :: prt_count !< 3d array of number of particles of every grid box |
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| 139 | |
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| 140 | LOGICAL :: all_or_nothing = .FALSE. !< flag for collision algorithm |
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| 141 | LOGICAL :: average_impact = .FALSE. !< flag for collision algortihm |
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| 142 | LOGICAL :: curvature_solution_effects = .FALSE. !< parameter to consider solution and curvature effects on the equilibrium vapor pressure of cloud droplets |
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| 143 | LOGICAL :: deallocate_memory = .TRUE. !< parameter to enable deallocation of unused memory |
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| 144 | LOGICAL :: hall_kernel = .FALSE. !< flag for collision kernel |
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| 145 | LOGICAL :: init_aerosol_probabilistic = .FALSE. !< parameter to steer the initialization of the aerosol spectrum |
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| 146 | LOGICAL :: merging = .FALSE. !< parameter to enable merging of super droplets |
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| 147 | LOGICAL :: monodisperse_aerosols = .FALSE. !< parameter to steer the initialization of the aerosol spectrum |
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| 148 | LOGICAL :: particle_advection = .FALSE. !< parameter to steer the advection of particles |
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| 149 | LOGICAL :: random_start_position = .FALSE. !< parameter to initialize particles on random positon (within one grid box) |
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| 150 | LOGICAL :: read_particles_from_restartfile = .TRUE. !< read particle data from the previous run |
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| 151 | LOGICAL :: seed_follows_topography = .FALSE. !< heights of initial particles are interpreted relative to the given topography |
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| 152 | LOGICAL :: splitting = .FALSE. !< parameter to enable the splitting of super droplets |
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| 153 | LOGICAL :: uniform_particles = .TRUE. !< can be removed? |
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| 154 | LOGICAL :: use_kernel_tables = .FALSE. !< parameter, which turns on the use of precalculated collision kernels |
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| 155 | LOGICAL :: use_sgs_for_particles = .FALSE. !< parameter to use sgs velocities for particles |
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| 156 | LOGICAL :: wang_kernel = .FALSE. !< flag for collision kernel |
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| 157 | LOGICAL :: write_particle_statistics = .FALSE. !< switch on/off output of particle information (statistical information) |
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| 158 | |
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| 159 | LOGICAL, DIMENSION(max_number_of_particle_groups) :: & |
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| 160 | vertical_particle_advection = .TRUE. !< Switch on/off vertical particle transport |
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| 161 | |
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| 162 | REAL(wp) :: alloc_factor = 20.0_wp !< memory allocated additionally to the memory needed for initial particles at a given grid cell |
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| 163 | REAL(wp) :: c_0 = 3.0_wp !< parameter for lagrangian timescale |
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| 164 | REAL(wp) :: dt_min_part = 0.0002_wp !< minimum particle time step when SGS velocities are used (s) |
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| 165 | REAL(wp) :: dt_prel = 9999999.9_wp !< temporal interval at which particles are to be released from a particle source (in s) |
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| 166 | REAL(wp) :: dt_write_particle_data = 9999999.9_wp !< temporal interval for output of particle data (in s) |
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| 167 | REAL(wp) :: end_time_prel = 9999999.9_wp !< time of the last release of particles (in s). |
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| 168 | REAL(wp) :: initial_weighting_factor = 1.0_wp !< weighting factor used for initialization |
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| 169 | REAL(wp) :: molecular_weight_of_solute = 0.05844_wp !< mol. m. NaCl (kg mol-1) |
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| 170 | REAL(wp) :: molecular_weight_of_water = 0.01801528_wp !< mol. m. H2O (kg mol-1) |
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| 171 | REAL(wp) :: n1 = 100.0_wp !< number concentration of the first log-normal distribution (dry aerosol initialization) |
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| 172 | REAL(wp) :: n2 = 0.0_wp !< see n1 |
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| 173 | REAL(wp) :: n3 = 0.0_wp !< see n1 |
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| 174 | REAL(wp) :: number_concentration = -1.0_wp !< initial particle number concentration (in units of 1/cm^-3) |
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| 175 | REAL(wp) :: particle_advection_start = 0.0_wp !< time of the first release of particles (in s). |
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| 176 | REAL(wp) :: radius_merge = 1.0E-7_wp !< particles with a smaller radius are merged if merging is set |
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| 177 | REAL(wp) :: radius_split = 40.0E-6_wp !< particles with a bigger radius are splitted if splittig is set |
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| 178 | REAL(wp) :: rho_s = 2165.0_wp !< density of NaCl (kg m-3) |
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| 179 | REAL(wp) :: rm1 = 0.05E-6_wp !< mode radius of the first log-normal distribution (dry aerosol initialization) |
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| 180 | REAL(wp) :: rm2 = 0.05E-6_wp !< see rm1 |
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| 181 | REAL(wp) :: rm3 = 0.05E-6_wp !< see rm2 |
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| 182 | REAL(wp) :: s1 = 2.0_wp !< geometric standard deviation of the first log-normal distribution (dry aerosol initialization) |
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| 183 | REAL(wp) :: s2 = 2.0_wp !< see s1 |
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| 184 | REAL(wp) :: s3 = 2.0_wp !< see s1 |
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| 185 | REAL(wp) :: sgs_wf_part !< parameter for sgs |
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| 186 | REAL(wp) :: time_prel = 0.0_wp !< time for particle release |
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| 187 | REAL(wp) :: time_sort_particles = 0.0_wp !< can be removed? |
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| 188 | REAL(wp) :: time_write_particle_data = 0.0_wp !< write particle data at current time on file |
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| 189 | REAL(wp) :: vanthoff = 2.0_wp !< van't Hoff factor for NaCl |
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| 190 | REAL(wp) :: weight_factor_merge = -1.0_wp !< critical weighting factor for merging |
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| 191 | REAL(wp) :: weight_factor_split = -1.0_wp !< critical weighting factor for splitting |
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| 192 | REAL(wp) :: z0_av_global !< horizontal mean value of z0 |
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| 193 | |
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| 194 | REAL(wp), DIMENSION(max_number_of_particle_groups) :: density_ratio = 9999999.9_wp !< ratio of the density of the fluid and the density of the particles |
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| 195 | REAL(wp), DIMENSION(max_number_of_particle_groups) :: pdx = 9999999.9_wp !< distance along x between particles within a particle source (in m) |
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| 196 | REAL(wp), DIMENSION(max_number_of_particle_groups) :: pdy = 9999999.9_wp !< distance along y between particles within a particle source (in m) |
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| 197 | REAL(wp), DIMENSION(max_number_of_particle_groups) :: pdz = 9999999.9_wp !< distance along z between particles within a particle source (in m) |
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| 198 | REAL(wp), DIMENSION(max_number_of_particle_groups) :: psb = 9999999.9_wp !< bottom edge of a particle source (in m) |
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| 199 | REAL(wp), DIMENSION(max_number_of_particle_groups) :: psl = 9999999.9_wp !< left edge of a particle source (in m) |
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| 200 | REAL(wp), DIMENSION(max_number_of_particle_groups) :: psn = 9999999.9_wp !< rear ("north") edge of a particle source (in m) |
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| 201 | REAL(wp), DIMENSION(max_number_of_particle_groups) :: psr = 9999999.9_wp !< right edge of a particle source (in m). |
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| 202 | REAL(wp), DIMENSION(max_number_of_particle_groups) :: pss = 9999999.9_wp !< front ("south") edge of a particle source (in m). |
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| 203 | REAL(wp), DIMENSION(max_number_of_particle_groups) :: pst = 9999999.9_wp !< top edge of a particle source (in m). |
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| 204 | REAL(wp), DIMENSION(max_number_of_particle_groups) :: radius = 9999999.9_wp !< particle radius (in m). |
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| 205 | |
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| 206 | REAL(wp), DIMENSION(:), ALLOCATABLE :: log_z_z0 !< Precalculate LOG(z/z0) |
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| 207 | |
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| 208 | |
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| 209 | TYPE particle_type |
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| 210 | SEQUENCE |
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| 211 | REAL(wp) :: radius, age, age_m, dt_sum, user, e_m, & |
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| 212 | origin_x, origin_y, origin_z, rvar1, rvar2, rvar3, & |
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| 213 | speed_x, speed_y, speed_z, weight_factor, x, y, z |
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| 214 | INTEGER(iwp) :: class, group, id1, id2 |
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| 215 | LOGICAL :: particle_mask |
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| 216 | INTEGER(iwp) :: block_nr |
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| 217 | END TYPE particle_type |
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| 218 | |
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| 219 | TYPE(particle_type), DIMENSION(:), POINTER :: particles |
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| 220 | TYPE(particle_type) :: zero_particle |
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| 221 | |
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| 222 | TYPE particle_groups_type |
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| 223 | SEQUENCE |
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| 224 | REAL(wp) :: density_ratio, radius, exp_arg, exp_term |
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| 225 | END TYPE particle_groups_type |
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| 226 | |
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| 227 | TYPE(particle_groups_type), DIMENSION(max_number_of_particle_groups) :: & |
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| 228 | particle_groups |
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| 229 | |
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| 230 | TYPE grid_particle_def |
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| 231 | INTEGER(iwp), DIMENSION(0:7) :: start_index |
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| 232 | INTEGER(iwp), DIMENSION(0:7) :: end_index |
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| 233 | INTEGER(iwp) :: id_counter |
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| 234 | LOGICAL :: time_loop_done |
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| 235 | TYPE(particle_type), POINTER, DIMENSION(:) :: particles !Particle array for this grid cell |
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| 236 | END TYPE grid_particle_def |
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| 237 | |
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| 238 | TYPE(grid_particle_def), DIMENSION(:,:,:), ALLOCATABLE, TARGET :: grid_particles |
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| 239 | |
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| 240 | TYPE block_offset_def |
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| 241 | INTEGER(iwp) :: i_off |
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| 242 | INTEGER(iwp) :: j_off |
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| 243 | INTEGER(iwp) :: k_off |
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| 244 | END TYPE block_offset_def |
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| 245 | |
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| 246 | TYPE(block_offset_def), DIMENSION(0:7) :: block_offset |
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| 247 | |
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| 248 | SAVE |
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| 249 | |
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| 250 | |
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| 251 | END MODULE particle_attributes |
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| 252 | |
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